O-N Minerals (Michigan) Company, Carmeuse - Port Inland Operation (Schoolcraft County, MI): MSHA citation under 56.14100(c) (2026-10-20)
O-N Minerals (Michigan) Company (Michigan): MSHA citation under 56.14100(c) (2026-10-20). Dated 16 days ago, it is in the active follow-up window. Score 40/100. As of 2026-11-04, from US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only.
Data as of · Compiled by Zalwin from US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only
Free preview: all 13 published fields of this record are shown below. Locked: 499 related MI MshaMinePulse records and the 5-column CSV export.
| Field | Value |
|---|---|
| Company | O-N Minerals (Michigan) Company |
| Mine | Carmeuse - Port Inland Operation (ID 2000985) |
| Location | Schoolcraft County, MI |
| Commodity | Crushed, Broken Limestone NEC |
| Mine type | Surface |
| Employees | 79 |
| Issued | 2026-10-20 |
| Action | Citation |
| Standard | 56.14100(c) |
| Significant & substantial | No |
| Negligence | Low |
| Proposed penalty | Not yet assessed |
| Contested | No |
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- Source agency: US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only
- Record date: 2026-10-20
- Data refreshed: 2026-11-04
- Refunds on request within 14 days
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LIVE PUBLIC DATA Source: US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only · Last refreshed: Wed, 04 Nov 2026 01:31:23 GMT
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Peer benchmark and outreach value: O-N Minerals (Michigan) Company and 643 Michigan peers
- Michigan MshaMinePulse records like this one: 643
- Timing: Medium: dated in the last 30 days
- Estimated pipeline if you contact every Michigan peer: $128,600 (peers × rate × deal size; an estimate from your assumptions, not a forecast)
40 / 100 Safety Need Score
- Machine guarding / equipment standard (equipment-supplier trigger).
- Issued in the last 30 days.
What is the MshaMinePulse record for O-N Minerals (Michigan) Company in Michigan?
MSHA issued O-N Minerals (Michigan) Company a citation under 56.14100(c) at Carmeuse - Port Inland Operation (MI) on 2026-10-20.
How does O-N Minerals (Michigan) Company compare to other Michigan MshaMinePulse records?
It is 16 days old, still within a typical 45-day follow-up window.
O-N Minerals (Michigan) Company vs. top 3 peers
| Organization | Location | Amount | Percentile | Record date |
|---|---|---|---|---|
| O-N Minerals (Michigan) Company | MI | 2026-10-20 | ||
| Brow Crushing Inc. | MI | 2026-10-07 | ||
| Elmer's Crane and Dozer, Inc. | MI | 2,312 | 95th | 2026-05-28 |
| Carrick Trucking & Gravel Inc. | MI | 2026-10-20 |
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Data comes from MSHA Open Government Data files, which MSHA updates weekly; citations can appear days to weeks after issue, and proposed penalties are often blank until assessed months later. Citations can be modified, vacated or contested; confirm on the MSHA Mine Data Retrieval System. Company violators only; individual agents are excluded. Not a consumer report and may not be used for FCRA purposes. Informational only; not legal or safety advice.